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AIR QUALITY DATA SOURCE
Find out more about contributors and data sourcesIndex | Very high | ||
Tree pollen | Very high | ||
Grass pollen | Low | ||
Weed pollen | None |
Weather | Clear sky |
Temperature | 77°F |
Humidity | 54% |
Wind | 5.7 mp/h |
Pressure | 30.1 Hg |
# | city | US AQI |
---|---|---|
1 | Anchorage, Alaska | 81 |
2 | Corpus Christi, Texas | 75 |
3 | Allentown, Pennsylvania | 70 |
4 | Marana, Arizona | 67 |
5 | Calexico, California | 65 |
6 | San Antonio, Texas | 65 |
7 | Philadelphia, Pennsylvania | 64 |
8 | Bethlehem, Pennsylvania | 63 |
9 | Harrisburg, Pennsylvania | 62 |
10 | Camden, New Jersey | 60 |
(local time)
SEE WORLD AQI RANKINGUS AQI
53*
live AQI index
Moderate
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Moderate | 53* US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 13.1*µg/m³ |
PM2.5
x2.6
PM2.5 concentration in Hampstead is currently 2.6 times the WHO annual air quality guideline value
Sensitive groups should reduce outdoor exercise | |
Close your windows to avoid dirty outdoor air GET A MONITOR | |
Sensitive groups should wear a mask outdoors GET A MASK | |
Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Today | Moderate 53 AQI US | 80% | 80.6° 59° | 6.7 mp/h |
Tuesday, Apr 30 | Moderate 51 AQI US | 90% | 77° 55.4° | 6.7 mp/h |
Wednesday, May 1 | Moderate 52 AQI US | 70% | 71.6° 59° | 6.7 mp/h |
Thursday, May 2 | Moderate 54 AQI US | 73.4° 53.6° | 6.7 mp/h | |
Friday, May 3 | Moderate 56 AQI US | 80% | 75.2° 51.8° | 6.7 mp/h |
Saturday, May 4 | Moderate 70 AQI US | 100% | 60.8° 50° | 8.9 mp/h |
Sunday, May 5 | Moderate 61 AQI US | 100% | 59° 50° | 6.7 mp/h |
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